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9
Communications
andEngineering Systems
Jacob Brodsky
WHERE SECURITY FITS IN PROCESSES
This chapter describes the concept of designing for process integrity. Too often,
supervisory control and data acquisition (SCADA) and control systems are discussed
in isolation of everything that they monitor and control. Yet the processes these sys-
tems control are the very reason for their existence. It is as if one were fascinated
with the knobs, displays, and buttons of an autopilot to the exclusion of the rest of
the aircraft. This chapter describes engineering tips and analysis that can be used to
secure a process at the very lowest levels. This chapter ...